Artiopoda - Asaphida - Symphysurinidae
Parent taxon: Symphysurinidae according to R. A. Fortey and D. L. Bruton 2013
See also Jell and Adrain 2002 and Sepkoski 2002
Sister taxa: Eurysymphysurina, Randaynia
Subtaxa: Symphysurina brevis Symphysurina bubops Symphysurina bulbosa Symphysurina elegans Symphysurina globocapitella Symphysurina goniura Symphysurina myopia Symphysurina robusta Symphysurina spicata Symphysurina uncaspicata Symphysurina walcotti Symphysurina woosteri
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Ordovician of Canada (31: Alberta, British Columbia, Newfoundland, Newfoundland and Labrador, Yukon collections), France (2), Greenland (4), Sweden (3), United States (30: California, Idaho, Montana, Nevada, New Mexico, New York, Oklahoma, Texas, Utah, Vermont)
• Skullrockian of Canada (21: British Columbia, Newfoundland), Greenland (1), United States (25: New York, Texas, Utah)
• Cambrian of Canada (4: Newfoundland and Labrador), United States (10: Texas, Utah)
Total: 131 collections including 156 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.